package com.andnnl.genId;

import java.util.UUID;

/**
 * Created by chenss on 2022/5/24.
 */
public class UUIDTest {
    public static void main(String[] args) {
        System.out.println(UUID.randomUUID());
        System.out.println(UUID.randomUUID().getLeastSignificantBits());
        System.out.println(UUID.randomUUID().getMostSignificantBits());
    }
}
